hypotrochoid
常見例句
- This engine utilizes the rotor round of epitrochoid and the outer rotor round of hypotrochoid the structure of combination, which does not need crankshaft, linkage and gas distribution agencies.
這種發(fā)動機是利用內(nèi)轉(zhuǎn)子圓外旋輪線和外轉(zhuǎn)子圓內(nèi)旋輪線相結(jié)合的結(jié)構(gòu),不需曲軸、連桿和配氣機構(gòu)。 返回 hypotrochoid